package com.wjh.controller;

import com.wjh.entities.CommonResult;
import com.wjh.entities.Payment;
import com.wjh.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.List;
import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class PaymentController {

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping("/payment/create")
    public CommonResult create(@RequestBody Payment payment){
        int i = paymentService.create(payment);

        if (i > 0){
            return new CommonResult(200, "插入数据库成功, serverPort = " + serverPort, i);
        } else {
            return new CommonResult(444, "插入数据库失败", null);
        }
    }

    @GetMapping("/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") long id){
        Payment payment = paymentService.getPaymentById(id);

        if (payment != null) {
            return new CommonResult(200, "查询成功！serverPort = " + serverPort, payment);
        } else {
            return new CommonResult(444, "查询失败，没有找到查询ID" + id, null);
        }
    }

    @GetMapping("/payment/discovery")
    public Object discovery() {
        List<String> services = discoveryClient.getServices();
        for (String service : services) {
            log.info("***************服务列表："+service);
        }

        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance : instances) {
            log.info(instance.getServiceId() + "\t" + instance.getHost() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }

        return this.discoveryClient;
    }

    @GetMapping("/payment/lb")
    public String getPaymentLB(){
        return serverPort;
    }

    @GetMapping("/payment/feign/timeout")
    public String paymentFeignTimeOut() {
        try {
            TimeUnit.SECONDS.sleep(3);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String getPaymentZipkin(){
        return "hi, i am paymentzipkin server fall back, welcome to here, O(∩_∩)O哈哈~";
    }

}
